Jewelry clasp



sept. 15, 1931. H. A. HEUGAS 1,823,043

JEWELRY CLASP Filed Sept. 3. 1929 Patented sepms, 1931 1,323,043

`UNITED STATE-S PATENT OFFICE HENRI AUGUSTE HEUGAS, F PARS, FRANCEJEWELRY CLASP Application led September 8, 14929, Serial No. 390,182,and in France September 11, 1928.

My invention relates to a clasp for bracep In the lower side of the malemember c lets necklaces and other uses' of the type of the clasp areprovided hollow`rack teeth which acts as a lengthening and shortening gopposite the pawl f. L organ, and more particularly t0 the type of Thepawl f and the rack teeth g thus assure 5, clasp disclosed and claimedin my copending catching together of the maleand female 55 applicationSerial No. 232,177, filed Nov. 9, 'members in accordance with thegraduated Y 1927. rack teeth.

As more fully disclosed in the above men- On' the side wall of thefemale member a tioned application to which the present ap-y andopposite the projection e is disposed rotaplication is a companion, theclasp is of the tively on a pivot pin h atwo arm lever having 60 typewhich comprises a female member. furarms z' and j. The arm j carries abutton k nished with aspring pawl and a male member for manipulating theclasp and the arm i provided with a rack, of which the teeth are whichacts as a cam surface is provided with adapted to enter successivelyinto engagea lug Z which abuts against the lug e during ment with thepawl when the male member vraising of the tongue d thereby limiting the65 is inserted by sliding into the female memmovement of the leveri j.ber with a view to closing the clasp. When the lever isl placedlongitudinally the One of the objects of the invention is to lug e isreleased and the tongue allowed to provide lever operated means fordisplacing spring into the slotb as shown in full lines the pawlmaintaining the male and female in Fig. 4. When the lever is moved to a70 members in locked relation. transverse position thel arm lraises thelug e Other objects of the invention will be oband hence the tongue d israised from its slot vious to those skilled in the art to which mythereby disengaglng the rack g carried by invention relates in thefollowing descripthe male member as indicated in dotted lines 26 tionwhen taken in connection with the acin Fig. 4. 75 companying drawings inwhich- While I have disclosed what-I deem to be Fig. 1 is partial rearelevational viewlof the preferred form of my device I do not' a braceletwith the male member of my imwish to be -limited thereto as there mightbe proved clasp attached thereto; l various changes in the details ofconstruction 3o Fig. 2 is a similar view of the female memanddisposition of parts without departing 80 ber; from'the spirit of myinvention as compre- Fig. 3 is a sectional view of the male andlended'within the scope of the appended female members inengagedposition asif v claims.- i l taken along the line 3--3 of Figs. 1 and 2;Having described my invention what I and claim as new and desire tosecure by Letters 85 Fig. 4 is a plan view of the male and fe- Patentis: v male members of the clasp in closed position 1. A jewelry claspcomprising a male memand showing two positions of the releasingberhaving rack teeth Aformed thereon, a fepawl. y male member formed to'receive said male 4 Referring t0 the drawings more in detail, member andhaving a slot formed therein 90 a. slot b is providedin the lower wallofthe adapted to take up a position opposite said female member a 0f theclasp in which iS rack teeth, a resilient tongue secured to Asaiddisposed a resilient tongue d secured to said female member andmountedin'said slot and lower wall near the rear end of said female adapted -tonormally engage said rack teeth,

member as best shown inFi 3. Said tongue a lug on said tongue projectingout -beyond p vdue to its elasticity may t erefore move' in the edge ofsaid female member, a pivotally the slot b and is provided on one. ofits edges mounted two-armed lever on the edge of said with a luge actinas a stop for the two arm female memberadapted to cam said tongue leverpresently to described and at its free through`sa1d lug and a stop lugon the cam- 5 end with a pawl f. ming arm of said lever adapte to abutsaid 100 first mentioned lug 'for limiting the movement ofsad lever.

2. A jewelry clasp comprisin a male member having rack teeth formed'tereon, a-

emale member formed to receive said male member and having a slot formedtherein adapted to take up a position oppositel said rack teeth, aresilient tongue secured to said female member and mounted in said slotand adapted to normally engage said reel?. teeth,`

a pvotally mounted two-armed lever on said female memberl adapted to camsaid tongue from said slot, and a stop lug on the cammmg arm of saidlever adapted to abut said resilent tongue for limiting the movement ofsaid ever.

ln testimony whereof? ll hereunto ax my signature.

HENR AUGUSTE HEUGAS.

